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| irt | Introduction to IRT models |
| Control Panel | IRT Control Panel |
| irt 1pl | One-parameter logistic model |
| irt 1pl postestimation | Postestimation tools for irt 1pl |
| irt 2pl | Two-parameter logistic model |
| irt 2pl postestimation | Postestimation tools for irt 2pl |
| irt 3pl | Three-parameter logistic model |
| irt 3pl postestimation | Postestimation tools for irt 3pl |
| irt grm | Graded response model |
| irt grm postestimation | Postestimation tools for irt grm |
| irt nrm | Nominal response model |
| irt nrm postestimation | Postestimation tools for irt nrm |
| irt pcm | Partial credit model |
| irt pcm postestimation | Postestimation tools for irt pcm |
| irt rsm | Rating scale model |
| irt rsm postestimation | Postestimation tools for irt rsm |
| irt hybrid | Hybrid IRT models |
| irt hybrid postestimation | Postestimation tools for irt hybrid |
| irt, group() | IRT models for multiple groups |
| irt, group() postestimation | Postestimation tools for group IRT |
| irt constraints | Specifying constraints |
| estat report | Report estimated IRT parameters |
| estat greport | Report estimated group IRT parameters |
| irtgraph icc | Item characteristic curve plot |
| irtgraph tcc | Test characteristic curve plot |
| irtgraph iif | Item information function plot |
| irtgraph tif | Test information function plot |
| DIF | Introduction to differential item functioning |
| diflogistic | Logistic regression DIF |
| difmh | Mantel—Haenszel DIF |
| Glossary | |
| Combined author index | |
| Combined subject index |
